PETKIT PuraMax 2
The PETKIT PuraMax 2 is an exact automatic self-cleaning litter box with a 76 L interior and a 7 L waste bin.
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Is this the right model for you?
Four exact-model points to review before opening the complete technical record.
Ideal for
A Finder-ready option for cats from 1.5 to 10 kg where a low 200 mm entrance, camera-free design and app monitoring are useful.
Why choose it
A 76 L interior and 22 lb cat-weight ceiling make physical fit clearer than a generic small/large-cat label.
Avoid it if this does not work for you
Compare your cat's current weight and turning space with the 22 lb maximum and 76 L interior.
Main limitation
Reserve the complete footprint plus room to access the waste drawer and refill litter.
Official demonstration
See it in action
Play the exact-model video here without leaving RoboStead.
Practical ownership plan
From the first setup to the weekly routine
The PuraMax 2 offers a large 76 L interior, but its 620 × 538 × 552 mm exterior, 7 L waste bin and cat-weight range determine whether it is practical in the intended room.
This plan translates the verified exact-model record into concrete steps. It is not a RoboStead hands-on test and does not replace the manufacturer’s safety or care instructions.
Open the setup, routine and pre-purchase questions6 practical steps · 3 FAQ
Before the first run
- Measure the service space, not only the body
Reserve the 620 × 538 mm footprint plus space to access the waste bin, add litter and clean around the unit.
- Confirm the cat fits the verified range
Use the documented 1.5 to 10 kg range and the 76 L interior instead of relying on a vague small- or large-cat label.
- Connect the app after physical fit
Dual-band Wi-Fi is useful, but first confirm placement, litter and safe access. Connectivity cannot correct a poor physical fit.
Routine to plan
- Learn the real 7 L bin interval
Check the bin frequently at first. The interval depends on the number of cats and real waste volume, not the bin capacity alone.
- Keep the sensor area clear
Eleven sensors support the safety system, which makes litter dust and residue around sensing areas part of the cleaning routine.
- Confirm consumables before subscribing
Verify compatible clumping litter and exact replacement supplies before setting up recurring orders.
Questions before buying
How large is the PETKIT PuraMax 2?
Its documented exterior is 620 × 538 × 552 mm. Add service space for the waste bin, litter refill and cleaning rather than fitting it tightly between furniture.
What cat weight is supported?
The reviewed range is 1.5 to 10 kg. Also consider whether the cat can turn comfortably inside the 76 L interior.
Does the 7 L bin set a fixed emptying schedule?
No. Cat count, diet and use determine the interval. Observe the bin during the first weeks and set the routine from actual use.
Verified facts
What the reviewed evidence establishes
- Interior volume
- 76 L
- Waste bin
- 7 L
- Maximum cat weight
- 22 lb (10 kg)
- Safety system
- 11 high-precision sensors
- Dimensions
- 620 × 538 × 552 mm
- Wi-Fi
- 2.4 GHz and 5 GHz
- Reviewed Canadian price
- CA$599 on August 26, 2026
Maintenance after purchase
What you will need to replace
Only parts whose compatibility is confirmed for this exact model are shown.
Pet Odor Eliminator N50 2.0
Exact identifier: N50 2.0
No manufacturer replacement interval is stated for this part; inspect its condition before reordering.
What stands out
The useful differences
- A 76 L interior and 22 lb cat-weight ceiling make physical fit clearer than a generic small/large-cat label.
- Eleven sensors support the safety design, while dual-band 2.4 and 5 GHz Wi-Fi broadens network compatibility.
- The 7 L waste bin and 620 × 538 × 552 mm body define the real maintenance interval and floor-space commitment.
Decision checks
Before choosing this exact model
- Compare your cat's current weight and turning space with the 22 lb maximum and 76 L interior.
- Reserve the complete footprint plus room to access the waste drawer and refill litter.
- Confirm compatible clumping litter and the exact replacement consumables before relying on recurring supply orders.
Independent research record
Strong documentary record
This assessment cross-checks the exact Canadian identity, official documentation, compatible parts and purchase constraints. A manufacturer claim, an independent measurement and an owner report are never presented as the same kind of evidence.
What is established
- 7 exact-model facts are published with their limits visible.
- 2 official source(s) can be opened from this record.
- An exact Canadian buying route is identified at Amazon.ca.
What remains uncertain
- RoboStead has not measured cleaning, navigation, noise, battery life or long-term reliability in its own laboratory.
- No additional compatibility gap is currently listed, but price, seller and stock can still change.
- Repeated owner complaints are added only when the exact model and the pattern can be documented; isolated anecdotes are not converted into facts.
Ownership reality
- Cat acceptance: Entry height, interior space, noise and a gradual transition decide whether the cat will actually use the machine.
- Cleaning workload: A waste cycle does not remove the need to wipe sensors, wash the drum and control litter tracked outside the box.
- Supplies and service: Price liners, filters, deodorizers and a possible oversized return before committing to a proprietary system.
Outside evidence, clearly attributed
What external evidence adds to the official record
These observations come from the named publishers, not from a RoboStead hands-on test. We keep the useful result and its limitation together.
WIRED
After testing more than a dozen automatic boxes, WIRED's reviewer preferred the PuraMax 2 for its balance of price, compact size, easy refilling and effective triple odor-control system.
The tested fit is limited to cats around 3.5–18 lb and excludes crystal litter. Odor-control consumables also create an ongoing cost beyond bags and ordinary litter.
Cats.com
Cats.com's hands-on review confirmed the automatic routine, health data and enclosed design as practical conveniences for a compatible cat and household.
Deep cleaning was more tedious than usual, and the magnetic litter-removal tool did not empty the drum efficiently in testing. Hands-free daily use still carries periodic manual work.
Before you buy
Ready for the final check
No additional unresolved compatibility item is shown for this record.
Exact packageMatch the model and included accessories
Canadian coverageConfirm the seller and warranty
Current termsCheck price, stock and returns
Verification
Official sources
Record history
What was checked in this edition
- Evidence review
- 2026-08-31
- Published facts
- 7
- Official links
- 2
- Canadian buying route
- Verified · Amazon.ca
Your next step
Move from this record to a confident decision
7 facts are verified for this exact model. Compatibility still depends on your space, routine and constraints.